未定义的变量给出错误我该怎么办? ForumController:
public function index()
{
$forums = Forum::all();
return view('forum.index') -> withForum($forums);
}
路线:
Route::resource('/forum','ForumController');
welcome.blade:
@foreach($forums as $forum)
<div class="col-md-7">{{ $forum->title }}</div>
<div class="col-md-5 text-center">
<span class="label label-warning">پاسخ : ۱۰</span>
<span class="label label-primary">تشکر : ۱۰</span>
<span class="label label-success">RaymondDragon</span>
</div>@endforeach
ErrorException:
Undefined variable: forums (View: /opt/lampp/htdocs/forums/resources/views/welcome.blade.php)
return view('forum.index') -> withForums($forums);
// or
return view('forum.index') -> with('forums', $forums);
我认为你需要像这样定义论坛变量:
return view('forum.index')->with('forums', $forums);
return view('forum.index', ['forums' => $forums]);
return view('forum.index', compact('forums'));
是实现目标的巧妙方式。